Fastly jumps on earnings; security revenue up 30% YoY, Q4 revenue guided up 15% (FSLY:NYSE)

Shares in Fastly (FLSY) rose 15% in premarket trading on Thursday following an earnings beat and Q4 revenue forecast of $159–$163 million, implying 15% year-over-year growth at the midpoint.

For the full year 2025, Fastly raised its revenue guidance to a